<template>
    <div>
        <h2>我是count组件</h2>
        <button @click="count++">累加</button>
        <p>{{count}}</p>
    </div>
</template>

<script>
    export default {
        name:"Count",
        data(){
            return {
                count:0,
            }
        }
    }
</script>